3. Experimental Error

Addition and Subtraction Operations

3. Experimental Error

# Addition and Subtraction Operations

**Addition** and **subtraction** of values written in scientific notation.

Addition and Subtraction

1

example

## Addition and Subtraction

1m

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If the exponents are not the same then we transform the __ smaller__ value so that they do.

2

example

## Addition and Subtraction

2m

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Remember when adding or subtracting values that the final answer must have the least number of decimal places.

3

example

## Addition and Subtraction

2m

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